SHAPE VARIATIONS OF STEPPED EJECTOR PINS WITH TIP PROCESS-SHAPES 1A~20A-

1A(Bezel·Angle disignation)

* calculation
=
·45°≤G<90°
2A(Partial bezel·Angle disignation)

* calculation
=
·45°≤G<90°
·1.5≤V<P
3A(Outward R)

·P≤R≤15
4A(Inward R)

·P≤R≤15
5A(Z groove)

·0°≤G≤45°
·1.5≤V<P
·L-F≤10
·V-(L-F)tanG≥1
R designation not available.
6A(Cone)

·45°≤G<90°
7A(Outward R with F designation)

·L-F≤P≤15
8A(Inward R with F designation)

·P<R≤15
·L-F>R-
9A(Spherical surface)

·Default:SR=
10A(Trapezoid)

·1.5≤V<P
·V≤A<P
·L-F≤5
R designation not available.
11A(C chamfered)

·0.1≤V≤(-0.1)
12A(Tapered)

·0.1≤V≤(P×2),-VtanG≥0.1
·0°<G≤45°
13A(R chamfered)

·0.2≤Q≤(-0.1)
14A(R groove)

·(P×1.2)≤R≤(P×2)
15A(R surface)

·Default:R=
16A(Bezel·F designation)

·0.05≤(L-F)≤P
17A(Partial bezel with F designation)

·0.05≤(L-F)≤(P-V)
·1.5≤V<P
18A(Bezel+1 groove)

·45°≤G<90°
·0.3≤E≤3.0
R designation not available.
·E≤
·K Selection 60°or 90°
19A(Bezel+2 grooves)

·45°≤G<90°
·0.3≤E≤3.0
·E≤
·(E+0.2)≤W≤(P-E-0.4)
·K Selection 60°or 90°
R designation not available.
20A(Bezel+3 grooves)

·45°≤G<90°
·0.3≤E≤3.0
·E≤
·(E+0.2)≤W≤(P--0.2)
·K Selection 60°or 90°
R designation not available.
21A(Bezel+1 vertical groove)

·45°≤G<90°
·J≤
·0.3≤J≤3.0
R designation not available.
22A(Bezel+2 vertical groove)

·45°≤G<90°
·0.3≤J≤3.0
·J≤
·0.1+JtanG≤W≤(-0.2)
23A(Bezel+3 vertical grooves)

·45°≤G<90°
·0.3≤J≤3.0
·J≤
·0.1+JtanG≤W≤(-0.2)
24A(Cross groove·Triangle shaped)

·0.3≤J≤3.0
·J≤
·30°≤K°≤90°(5° increments)
25A(Cross groove·Trapezoid-shaped)

·0.3≤J≤3.0
·0.3≤E≤3.0
·J≤
·E≤
·0°≤K°≤45°(5° increments)
26A(L-shaped·R designation)

·0.3≤R≤(P-V)and R≤(L-F)
·0.2≤(L-F)≤(V×5)
·1≤V<P
27A(Bezel·Z groove)

·1≤(L-F)≤(V×5)
·1.5≤V<P
·0°<G≤45°
R designation not available.
28A(Half R)

·(P×0.1)≤R<(P×0.8)
29A(L-shaped·Tapered)

·0.2≤(L-F)≤V×5
·0.3≤V<P
R designation not available.
30A(Umbo)

·1≤A≤(P-1)and≤A
·1≤(L-F)≤(A×3)
R designation not available.
31A(Inward R·F/V designation)

·P<R≤15
·L-F>R-
·1.5≤V<P
32A(Outward R with F/V designation)

·P<R≤15
·L-F>R-
·1.5≤V<P

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Flats cutting position for 2A shape

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Products list

Classification Shape
Tip Processed(L·P·N dimension designation type)
Material Head
Thickness
(T)
Tip diameter
(P)tolerance
Part Number Page
SKH51 4mm
(T4)
EHSF□A Click here
EHSFE□A
6·8mm
(JIS)
EHSJF□A
EHSJFE□A

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Unit of designation

Tolerance Unit of designation
G±30' 1° increments
K±30' 18A·19A·20A 60°or 90° Selection
24A·25A 5° increments
R±0.02
(15A·26A shape →R±0.1)
0.1mm increments
SR±0.1 0.1mm increments
A±0.05 0.1mm increments
V±0.05 0.1mm increments
E±0.02 0.1mm increments
J±0.02 0.1mm increments
W±0.02 0.1mm increments
Q±0.1 0.1mm increments
F(For tolerance,refer to the drawing) 0.01mm increments

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